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pav-90 [236]
3 years ago
11

What is the product? 3k/k+1*k^2-1/3k^3

Mathematics
2 answers:
Ksivusya [100]3 years ago
8 0

Answer:

Product of the expression is =\frac{k-1}{k^{2}}

Step-by-step explanation:

We have to simplify the expression given as

\frac{3k}{k+1}\times \frac{k^{2}-1}{3k^{3}}

Now we will solve it

\frac{3k}{k+1}\times \frac{k^{2}-1}{3k^{3}}

=\frac{3k}{k+1}\times \frac{(k+1)(k-1)}{3k^{3}}

=\frac{k-1}{k^{2}}

So the simplified form is =\frac{k-1}{k^{2}}

Kay [80]3 years ago
5 0
We have [(3k)x(k-1)x(k+1)]/[3k^3x(k+1)] = (k-1)/k^2;
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When a volcano​ erupts, the height of the peak is reduced and the upper portion is removed. The height of a volcano after it eru
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9670 feet

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Remember, is means =

of means multiplication

So we have:

8219.5 = 0.85 * Total

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8 0
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Write an equation for an ellipse centered at the origin, which has foci at (0,\pm\sqrt{63})(0,± 63 ​ )left parenthesis, 0, comma
steposvetlana [31]

Answer:

\frac{x^{2} }{4312 } + \frac{y^{2} }{8281 }

Step-by-step explanation:

Since the foci are at(0,±c) = (0,±63) and vertices (0,±a) = (0,±91), the major axis is the y- axis. So, we have the equation in the form (with center at the origin) \frac{x^{2} }{b^{2} } + \frac{y^{2} }{a^{2} }.

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b = ±√(a² - c²)

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So the equation is

\frac{x^{2} }{(14\sqrt{22}) ^{2} } + \frac{y^{2} }{91^{2} } = \frac{x^{2} }{4312 } + \frac{y^{2} }{8281 }

8 0
3 years ago
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